// ==UserScript==
// @name         Torn - Arrival Time Predictor
// @namespace    http://tampermonkey.net/
// @version      1.03
// @description  Calculates and displays the exact local time you will land while traveling
// @author       You
// @match        https://www.torn.com/page.php?sid=travel
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// ==/UserScript==

(function() {
    'use strict';

    // Setup CSS rule for the pulsing text.
    GM_addStyle(`
    @keyframes colorPulse {
        0%   { color: #ff3333; }  /* Start Red */
        50%  { color: #ffffff; }  /* Midpoint Orange */
        100% { color: #ff3333; }  /* End Red */
    }

    .pulse-text {
        animation: colorPulse 1s infinite ease-in-out;
        font-size: 2rem;
    }
`);

    // Setup Formatter
    const currencyFormatter = new Intl.NumberFormat('en-US', {
        style: 'currency',
        currency: 'USD',
        maximumFractionDigits: 0,
    });

    //const flight_image = document.querySelector("#travel-root > div.viewport___cdEK9 > div.airspaceScene___euCKY.outboundFlight___rIvIA");
    //flight_image.remove();

    // 1. Wait for Torn's travel container to load
    const checkFlight = setInterval(() => {
        // Torn uses countdown timers inside specific structural classes depending on the layout type
        const timerElement = document.querySelector("#travel-root > div.viewport___cdEK9 > div.flightProgressSection___OEJoR > div.progressText___BEQ0k > span > span:nth-child(2) > time");

        if (timerElement) {
            clearInterval(checkFlight);
            initClockExtension(timerElement);
        }
    }, 500);

    function initClockExtension(timerElement) {
      // Create a custom UI box to display our text safely without breaking Torn's CSS
      const travelRoot = document.querySelector("#travel-root");
      const parentContainer = travelRoot.querySelector(
        '[class^="progressText"]',
      );
      // Remove travel fact
      travelRoot.querySelector('[class^="factWrapper"]').remove();
      // Remove flight scene
      travelRoot.querySelector('[class^="airspaceScene"]').remove();
      const ogTimer = document.querySelector(
        "#travel-root > div.viewport___cdEK9 > div.flightProgressSection___OEJoR > div.progressText___BEQ0k > div > span",
      );
      var timerContainer = null;
      const timeDisplay = document.createElement("div");
      timeDisplay.style.cssText =
        "padding: 10px; margin-top: 10px; color: #fff; text-align: center; font-weight: bold; transition: color 0.5s ease; font-weight: bold; font-size: 1.5rem;";
      //timerElement.parentNode.insertBefore(timeDisplay, timerElement.nextSibling);
      parentContainer.insertAdjacentElement("beforebegin", timeDisplay);
      timeDisplay.innerText = "Calculating landing time...";
      timerContainer = timeDisplay;


      // Enumerate Inventory items
      var travelInventory = travelRoot.querySelectorAll('[class^="itemButton"]');
      var iteminfo = [];
      console.log(`${travelInventory.length} items found.`);    // TODO: DEBUG: Remove.
      if (travelInventory.length > 0) {
        travelInventory.forEach((item) => {
            let itemImg = item.querySelector("img");    // Use the image URL to get the item ID
            if (itemImg) {
                let splitUrl = itemImg.src.split("/");  // Split the URL by the forward slashes
                const id = splitUrl[5];                 // The 6th element is the Item ID
                var itemIndex = iteminfo.findIndex(item => item.id === id);
                if (itemIndex === -1) {
                    itemIndex = iteminfo.push( { id: id, qty: 0, item_name: "", market: 0, bazaar_min: 0, bazaar_average: 0}) - 1;
                }
                iteminfo[itemIndex].qty++;
            }
        });
        iteminfo.forEach(item => {
            getPriceInfo(item.id);
        });
        }
    // Function to update the page with price info
    function updatePriceInfo() {
        var totalValue = 0;
        var values = {
            market: 0,
            bazaar_average: 0,
            bazaar_min: 0
        };

        const invPanel = travelRoot.querySelector('[class^="inventoryPanel"]');
        const appraisePanel = document.createElement("div");
        appraisePanel.style.cssText = "color: #0c0; font-weight: bold; font-size: 1.2rem;"
        invPanel.parentNode.insertBefore(appraisePanel, invPanel.nextSibling);
        appraisePanel.innerText = "Appraising items...";
        iteminfo.forEach(item => {
            console.log(`Market Value of ${item.qty} ${item.item_name}: ${item.market * item.qty}. Bazaar Avg: ${item.bazaar_average * item.qty}. Bazaar Min: ${item.bazaar_min * item.qty}`);
            values.bazaar_min = currencyFormatter.format(item.bazaar_min * item.qty);
            values.bazaar_average = currencyFormatter.format(item.bazaar_average * item.qty);
            values.market = currencyFormatter.format(item.market * item.qty);
        });
        // TODO: Update UI Elements
        appraisePanel.innerText = `Quick Sell: ${values.bazaar_min} | Market: ${values.market} | Bazaar Avg: ${values.bazaar_average}`;
    }
    // Function to get price information
    function getPriceInfo(itemId) {
        const w3bPriceUrl = "https://weav3r.dev/api/marketplace/" + itemId;  // API Endpoint for W3B Market Information
        var data = null;
        GM_xmlhttpRequest({
            method: "GET",
            url: w3bPriceUrl,
            headers: { "Content-Type": "application/json" },
            onload: function(response) {
                if (response.status === 200) {
                    data = JSON.parse(response.responseText);
                    // Start updating the item's information.
                    let index = iteminfo.findIndex(item => item.id === itemId);
                    iteminfo[index].item_name = data.item_name;
                    iteminfo[index].market = data.market_price;
                    iteminfo[index].bazaar_min = data.listings[0].price;
                    iteminfo[index].bazaar_average = data.bazaar_average;

                    updatePriceInfo();  // Update the UI
                }
            }
        });
    }
      // Update the landing time prediction every single second
      setInterval(() => {
        const timeString = timerElement.innerText; // Grabs 'HH:MM:SS' from the page
        if (!timeString) return;

        const timeParts = timeString.split(":");
        if (timeParts.length === 3) {
          const hours = parseInt(timeParts[0], 10);
          const minutes = parseInt(timeParts[1], 10);
          const seconds = parseInt(timeParts[2], 10);

          // Convert countdown duration entirely to total milliseconds
          const msRemaining = (hours * 60 * 60 + minutes * 60 + seconds) * 1000;
          // Blink the text if time left is < 2 minutes.
          if (msRemaining <= 120000) {
            // Add the blinking class to the text.
            timerContainer.classList.add("pulse-text");
          }

          // Add the flight duration to the current system date/time
          const landingTime = new Date(Date.now() + msRemaining);

          // Format the output neatly (e.g., "16:24:05")
          timerContainer.innerText = `Estimated Landing: ${landingTime.toLocaleTimeString()}`;
        }
      }, 1000);

    }
})();